39023

Properties

Appears in sequences

• a(n) is the smallest odd prime p such that 2^n*p has n digits but has at most two distinct digits; or 0 if no such prime exists.at n=6A124244
• Primes whose binary reversal is a square.at n=33A226019
• Primes p such that p^2 is the concatenation of two k-digit primes where k is half the length of p^2.at n=28A248046
• Primes of the form 10n^2 - 90n + 163.at n=37A256376
• a(n) = A186434(n)/4.at n=17A271908
• Prime numbersat n=4109